在快速设置中： 若要查找蓝牙的快速设置，请选择任务栏右侧的时间和日期旁边的 网络、 声音或 电池 图标 ( ) 。选择“蓝牙 ”将其打开。 如果在未连接任何蓝牙设备的情况下打开，则它可能显示为“未连接 ”。 如果在快速设置中看不到蓝牙 ，则可能需要添加它。

Advanced Systems Format (.asf) The Advanced Systems Format (ASF) is the preferred Windows Media file format. With Windows Media Player, if the appropriate codecs are installed on your computer, you can play audio content, video content, or both, that is compressed with a wide variety of codecs and that is stored in an .asf file.

锂电池随着时间的推移而磨损，这可能导致电池只要是新电池就不能保持充电。 始终将电池充电至 100% 可能会导致电池变坏得 ...

选择要打印每页的页数： 在一张纸上打印多页是一种有用的技术，可节省纸张、降低打印成本并创建文档的紧凑版本。 可在单张纸上打印的页数取决于打印机的功能和所选打印选项 (示例：每张) 1、2、4、6、9 或 16 页。

To see if you're using the Microsoft Basic Display Adapter, select the Start button, then in the search box next to Start, type dxdiag.exe.. Choose dxdiag.exe from the list of results and then on the Display tab under Device, look at the value for Name.If there's more than one Display tab, check all of them. You can check Windows Update to see if a newer driver is available by selecting the ...

The quickest route to our developers’ ears is right from within Office for the web. And if you want, you can even tell us your email address in case they need to contact you for clarification.

原因. 设备在计算机上没有安装驱动程序，或驱动程序配置不正确。 推荐的解决方案. 更新驱动程序. 在设备的“属性”对话框中，单击“驱动程序”选项卡，然后单击“更新驱动程序”以启动“硬件更新向导”。

To reset the Hosts file back to the default, follow these steps: 1. Open Notepad. To do this, search for “Notepad” using Cortana, and then tap or click the Notepad icon.. 2. Copy the following text, and then paste the text into the file:

The risks of installing add-ons. While add-ons can make your browsing experience better by giving you access to great web content, some add-ons can pose security, privacy, or performance risks.

If you travel often, your new locations may show as unusual activity. To travel without disruptions or alerts, we recommend using Microsoft Authenticator to sign in.. If you get an email about unusual activity and you're not sure if it's from Microsoft, you can safely sign in to your Microsoft account any time without clicking links in the email.